题目内容:
It can be known from the passage that increase in the salinity of ocean water is caused by___________.
A.melting of sea ice B.precipitation C.evaporation D.supplement of salt
参考答案:
答案解析:
It can be known from the passage that increase in the salinity of ocean water is caused by___________.
A.melting of sea ice B.precipitation C.evaporation D.supplement of salt